From Vox :
Again, getting climate-friendly politicians into positions of power — Democrats or, for that matter, Republicans with a positive environmental agenda  — would probably cost less than $10 billion. And it would likely be a very effective use of Bezos’s money.
- “Vox”: https://www.vox.com/future-perfect/2020/2/19/21142312/jeff-bezos-climate-change-ten-billion-philanthropy
- “Republicans with a positive environmental agenda”: https://www.rstreet.org/2019/08/08/republican-carbon-tax-bills-keep-getting-better/